<p>
    cutting-pictures works!
</p>
<form>
    <label class="upload" for="file-input">上传图片</label>
    <input type="file" id="file-input" name="fileContent" style="display: none">
    <div id="drag">拖拽上传</div>
    <div id="paste" contenteditable="true">
        粘贴你的图片到这里
    </div>
</form>
<p>上传进度:<span *ngIf="during">{{during}}</span></p>
<div id="target">
    <img *ngIf="hasImage()" alt="图片加载失败" [src]="src">
</div>
